Tue, Jan 9, 1990
Poison in the Rockies is focused on the damage that decades of mining operations in the Rockies have inflicted on the local environment. It covers other problems such as the acid rain that afflicts the region, but concentrates on the harmful chemicals entering the surrounding states' water supplies from mining drainage.
Tue, Feb 27, 1990
The 1989 Exxon Valdez oil spill takes a center stage when NOVA heads to Alaska to find out how technology contributed to one of the world's largest oil spills. Cameras board the Valdez with expert scientists to film the supertanker's instruments and to get opinions on how some advanced gadgets, which were designed to protect the ship, failed in preventing the disaster.